jremrenderers.java

来自「JRemoteControl is a simple Java&#8482 dr」· Java 代码 · 共 40 行

package fildiv.jremcntl.server.gui.util.swing;

import java.awt.Component;

import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.ListCellRenderer;

public class JRemRenderers {

	public static abstract class AbstractLabelComboBoxRenderer extends JLabel implements ListCellRenderer {

		public AbstractLabelComboBoxRenderer() {
			setOpaque(true);
			setHorizontalAlignment(LEFT);
			setVerticalAlignment(CENTER);
		}
		
		public Component getListCellRendererComponent(JList list, Object value,
				int index, boolean isSelected, boolean cellHasFocus) {

			if (isSelected) {
				setBackground(list.getSelectionBackground());
				setForeground(list.getSelectionForeground());
			} else {
				setBackground(list.getBackground());
				setForeground(list.getForeground());
			}

			setupComponent(list, value,
				index, isSelected, cellHasFocus);
			
			return this;
		}

		public abstract void setupComponent(JList list, Object value, int index, 
				boolean isSelected, boolean cellHasFocus);
	}
}